diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index 682789bb8ab3..d56237bb351f 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -9,6 +9,7 @@
 #include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 #include <linux/module.h>
 #include <linux/mod_devicetable.h>
 #include <linux/soundwire/sdw_registers.h>